Home / 6,995.50-10,485.92-2,611.20

Finding the Fourth Proportional to 6,995.50, 10,485.92 and 2,611.20

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Solution

The fourth proportional to 6,995.50, 10,485.92 and 2,611.20 is: 3,914.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.50 : 10,485.92 = 2,611.20 : x
  2. Step 2: Convert to fraction form
    6,995.50/10,485.92 = 2,611.20/x
  3. Step 3: Cross multiply
    6,995.50x = 10,485.92 × 2,611.20
  4. Step 4: Simplify right side
    6,995.50x = 27,380,834.30
  5. Step 5: Solve for x
    x = 27,380,834.30/6,995.50
  6. Step 6: Final answer
    x = 3,914.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.